1 т = 1000 кг
1 ц = 100 кг
- - - - - - - - - -
1) 3 т 8 ц = 3 000 кг + 800 кг = 3 800 кг
2) 3 800 кг · 3 = 11 400 кг
3) 4 ц 90 кг = 400 кг + 90 кг = 490 кг
4) 11 400 кг - 490 кг = 10 910 кг
ответ: 10 тонн 9 центнеров 10 кг.
Пошаговое объяснение:
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10910( кг)
Пошаговое объяснение:
3 т 8 ц×3=11400( кг)
11400-490=10910( кг)
(можете мне поставить лучший ответ )